/*
 * Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package java.lang;

/**
 * Thrown when an application tries to access an enum constant by name
 * and the enum type contains no constant with the specified name.
 * This exception can be thrown by the {@linkplain
 * java.lang.reflect.AnnotatedElement API used to read annotations
 * reflectively}.
 *
 * @author Josh Bloch
 * @see java.lang.reflect.AnnotatedElement
 * @since 1.5
 */
@SuppressWarnings("rawtypes") /* rawtypes are part of the public api */
public class EnumConstantNotPresentException extends RuntimeException {

  private static final long serialVersionUID = -6046998521960521108L;

  /**
   * The type of the missing enum constant.
   */
  private Class<? extends Enum> enumType;

  /**
   * The name of the missing enum constant.
   */
  private String constantName;

  /**
   * Constructs an <tt>EnumConstantNotPresentException</tt> for the
   * specified constant.
   *
   * @param enumType the type of the missing enum constant
   * @param constantName the name of the missing enum constant
   */
  public EnumConstantNotPresentException(Class<? extends Enum> enumType,
      String constantName) {
    super(enumType.getName() + "." + constantName);
    this.enumType = enumType;
    this.constantName = constantName;
  }

  /**
   * Returns the type of the missing enum constant.
   *
   * @return the type of the missing enum constant
   */
  public Class<? extends Enum> enumType() {
    return enumType;
  }

  /**
   * Returns the name of the missing enum constant.
   *
   * @return the name of the missing enum constant
   */
  public String constantName() {
    return constantName;
  }
}
